Alert archive / Pennsylvania / Snow Squall Warnings in 2025
Snow Squall Warning 7, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this snow squall warning at Dec 11, 2025, 6:05 PM EST for Monroe County, Pennsylvania. It was in force for 40 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Dec 11, 2025, 6:05 PM EST (23:05 UTC)
- Expired
- Dec 11, 2025, 6:45 PM EST
- In force
- 40 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
County Monroe County, PA
The radar
The Binghamton radar (KBGM), 140 km from the middle of the area, began a volume at 23:03 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Brookhaven, NY (KOKX), launched 12:00Z, 11.1 hours before the alert went out and 199 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1100 m above ground
- 0-6 km bulk shear
- 60 kt
- 0-1 km storm-relative helicity
- -106 m²/s²
- 0-3 km storm-relative helicity
- -10 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
760
WWUS51 KPHI 112305
SQWPHI
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Snow Squall Warning
National Weather Service Mount Holly NJ
605 PM EST Thu Dec 11 2025
PAC089-112345-
/O.NEW.KPHI.SQ.W.0007.251211T2305Z-251211T2345Z/
Monroe PA-
605 PM EST Thu Dec 11 2025
The National Weather Service in Mount Holly NJ has issued a
* Snow Squall Warning for...
Monroe County in northeastern Pennsylvania...
* Until 645 PM EST.
* At 605 PM EST, a dangerous snow squall was located over Pocono
Pines, or near Mount Pocono, moving east at 35 mph.
HAZARD...Intense bursts of heavy snow and gusty winds leading to
blowing snow and visibility rapidly falling to less than
one-quarter mile. Wind gusts up to 35 mph.
SOURCE...Radar and webcams.
IMPACT...Travel will become difficult and potentially dangerous
within minutes.
This includes portions of Interstate 80 and 380 in Monroe County.
Locations impacted include...
Mount Pocono, East Stroudsburg, Tobyhanna, Stormville, Henryville,
Pocono Pines, Pocono Raceway, Delaware Water Gap, Skytop,
Tannersville, Mountainhome, Alpine Mountain, Long Pond, Reeders,
Analomink, McMichael, Canadensis, Scotrun, Paradise Valley, and
Gouldsboro State Park.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow Down! Rapid changes in visibility and road conditions are
expected with this dangerous snow squall. Be alert for sudden
whiteout conditions.
&&
LAT...LON 4115 7515 4114 7509 4113 7507 4095 7515
4095 7517 4093 7522 4092 7522 4104 7556
4123 7549 4125 7513
TIME...MOT...LOC 2305Z 290DEG 30KT 4109 7542
SNOW SQUALL...OBSERVED
$$
AKL1 follow-up statement
731
WWUS51 KPHI 112342
SQWPHI
Snow Squall Warning
National Weather Service Mount Holly NJ
642 PM EST Thu Dec 11 2025
PAC089-112352-
/O.EXP.KPHI.SQ.W.0007.000000T0000Z-251211T2345Z/
Monroe PA-
642 PM EST Thu Dec 11 2025
...THE SNOW SQUALL WARNING FOR MONROE COUNTY WILL EXPIRE AT 645 PM
EST...
The snow squall that prompted the warning has weakened. Therefore,
the snow squall warning will be allowed to expire.
LAT...LON 4115 7515 4114 7509 4113 7507 4095 7515
4095 7517 4093 7522 4092 7522 4104 7556
4123 7549 4125 7513
TIME...MOT...LOC 2342Z 290DEG 30KT 4099 7505
$$
AKLThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 11, 2:24 PM EST | Snow Squall Warning | PHI | Monroe | 36 min |
| Dec 11, 2:57 PM EST | Snow Squall Warning | PHI | Monroe | 33 min |
| Dec 11, 4:17 PM EST | Snow Squall Warning | PHI | Monroe | 28 min |
Nearby
Snow Squall Warnings in Pennsylvania, 2025Every snow squall warning in 2025
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.